<!doctype html>
<html lang="en">
 <head>
  <meta charset="UTF-8">
  <meta name="Generator" content="EditPlus®">
  <meta name="Author" content="">
  <meta name="Keywords" content="">
  <meta name="Description" content="">
  <title>Document</title>
  <style>
    #body{
	   width:300px;
	   height:100px;
	   border:solid 1px black;
	   margin-left:50px;
	   margin-top:20px;
	}
	label{
	  border:solid 1px blue;
	}
	#body_1,#body_2{
	   width:100%;
	   height:20px;
	   border:solid 1px red;
	   background-color:yellow;
	   margin-top:10px;
	}
  </style>
 </head>
 <body>
    <div id="body">
	<div id="body_1"></div>
    <div id="body_2"></div>
	   <label>第一个label</label>
	   <label>第二个label</label>
	   <label>第三个label</label>
	</div>
 </body>
</html>
